<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="app">
  <h1>{{msg}}</h1>

</div>

</body>
<script type="module">
import { createApp } from 'https://unpkg.com/vue@3/dist/vue.esm-browser.js'


createApp({
  data() {
    return {
      msg: 'hello vue'
    }
  }
}).mount('#app')








</script>
</html>